Question

Which of the following is equivalent to - tan(-)?A. tanOB. tan(-4)OC. tan 5OD. - tanReset Selection

Answer 1

SOLUTION

$-tan(-\frac{\pi}{6})$$\begin{gathered} Recall\text{ that tan\lparen-x\rparen=-tanx} \\ -tan(-\frac{\pi}{6})=-\times-tan(\frac{\pi}{6})=tan(\frac{\pi}{6}) \end{gathered}$

Final answer;